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authorSouptick Joarder <jrdr.linux@gmail.com>2018-04-25 06:20:29 +0200
committerTakashi Iwai <tiwai@suse.de>2018-04-25 08:15:45 +0200
commit41412fe921188a2929832ebd643e63bdbb61d326 (patch)
treeeb6869220be77cf4ded627501dd33cc7ef9f539a /sound
parentALSA: usx2y: Change return type to vm_fault_t (diff)
downloadlinux-41412fe921188a2929832ebd643e63bdbb61d326.tar.xz
linux-41412fe921188a2929832ebd643e63bdbb61d326.zip
ALSA: pcm: Change return type to vm_fault_t
Use new return type vm_fault_t for fault handler. For now, this is just documenting that the function returns a VM_FAULT value rather than an errno. Once all instances are converted, vm_fault_t will become a distinct type. Commit 1c8f422059ae ("mm: change return type to vm_fault_t") Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com> Reviewed-by: Matthew Wilcox <mawilcox@microsoft.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/core/pcm_native.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 159706cf8f05..0e875d5a9e86 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -3234,7 +3234,7 @@ static __poll_t snd_pcm_capture_poll(struct file *file, poll_table * wait)
/*
* mmap status record
*/
-static int snd_pcm_mmap_status_fault(struct vm_fault *vmf)
+static vm_fault_t snd_pcm_mmap_status_fault(struct vm_fault *vmf)
{
struct snd_pcm_substream *substream = vmf->vma->vm_private_data;
struct snd_pcm_runtime *runtime;
@@ -3270,7 +3270,7 @@ static int snd_pcm_mmap_status(struct snd_pcm_substream *substream, struct file
/*
* mmap control record
*/
-static int snd_pcm_mmap_control_fault(struct vm_fault *vmf)
+static vm_fault_t snd_pcm_mmap_control_fault(struct vm_fault *vmf)
{
struct snd_pcm_substream *substream = vmf->vma->vm_private_data;
struct snd_pcm_runtime *runtime;
@@ -3359,7 +3359,7 @@ snd_pcm_default_page_ops(struct snd_pcm_substream *substream, unsigned long ofs)
/*
* fault callback for mmapping a RAM page
*/
-static int snd_pcm_mmap_data_fault(struct vm_fault *vmf)
+static vm_fault_t snd_pcm_mmap_data_fault(struct vm_fault *vmf)
{
struct snd_pcm_substream *substream = vmf->vma->vm_private_data;
struct snd_pcm_runtime *runtime;